Finding the Fourth Proportional to 3,178,798,553.27, 4,768,248,395.25 and 1,769,652,290.03
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Solution
The fourth proportional to 3,178,798,553.27, 4,768,248,395.25 and 1,769,652,290.03 is: 2,654,506,585.00
Step by Step Solution
- Step 1: Write the proportion equation
3,178,798,553.27 : 4,768,248,395.25 = 1,769,652,290.03 : x - Step 2: Convert to fraction form
3,178,798,553.27/4,768,248,395.25 = 1,769,652,290.03/x - Step 3: Cross multiply
3,178,798,553.27x = 4,768,248,395.25 × 1,769,652,290.03 - Step 4: Simplify right side
3,178,798,553.27x = 8,438,141,692,062,194,688 - Step 5: Solve for x
x = 8,438,141,692,062,194,688/3,178,798,553.27 - Step 6: Final answer
x = 2,654,506,585.00
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.